MPN: G652D·By: Dell
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The ITU-T G652D is an enhanced single-mode optical fiber conforming to IEC EN 60793-2-50 type B-652.D and ITU-T Recommendation G.652.D standards. This fiber features a cladding diameter of 125.0 micrometers and supports single-mode propagation across multiple wavelength bands. The G652D variant incorporates low water peak technology, significantly reducing optical attenuation at the 1383nm water absorption wavelength. Attenuation specifications include 0.35 dB/km at 1310nm, 0.35 dB/km at 1383nm, 0.25 dB/km at 1460nm, 0.21 dB/km at 1550nm, and 0.23 dB/km at 1625nm. The fiber undergoes tensile proof stress testing of 0.7 GPa minimum. Backward compatibility with earlier G652 fiber variants enables straightforward splicing during network repairs and upgrades. This fiber is widely deployed in local area networks, metropolitan area networks, access networks, and coarse wavelength division multiplexing transmission systems.
| Manufacturer part # | G652D |
|---|---|
| Brand | Dell |
| Condition | Refurbished |
| PMD | ≤0.1 ps/√km |
| Technology | Low Water Peak |
| Attenuation | 0.35 dB/km at 1310 nm; 0.35/0.40 dB/km at 1550 nm |
| Product Type | Single-Mode Optical Fiber |
| Coating Diameter | 242 ± 5 µm |
| Wavelength Range | 1260-1625 nm |
| Cladding Diameter | 125.0 ±1 μm |
| Tensile Proof Test | ≥100 kpsi (0.7 GPa) |
G652D fiber supports single-mode propagation optimized for 1310nm and 1550nm bands, enabling high-speed data transmission within enterprise and campus networks with minimal attenuation.
The fiber's low water peak attenuation at 1383nm and reduced attenuation across multiple wavelengths make it suitable for extended metropolitan network deployments requiring reliable long-distance connectivity.
G652D fiber provides backward compatibility with earlier G652 variants, facilitating cost-effective network expansion and maintenance in access network infrastructure.
Coarse wavelength division multiplexing systems benefit from G652D's consistent attenuation performance across the 1310nm to 1625nm spectrum, supporting multi-channel optical transmission.
The fiber's backward compatibility with earlier G652 fiber types enables straightforward splicing during network repairs without requiring complete fiber replacement.
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[email protected]| Fiber Core Material |
|---|
| Silica |
| Mode Field Diameter | 8.6-9.5 μm at 1310 nm |
|---|
| Zero Dispersion Slope | ≤ 0.091 ps/nm².km |
|---|
| Dispersion Coefficient | ≤18 ps/(nm²·km) at 1550 nm; ≤22 ps/(nm²·km) at 1625 nm |
|---|
| Cable Cut-off Wavelength | ≤1260 nm |
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| Cladding Non-Circularity | ≤ 0.7% |
|---|
| Fiber Cut-off Wavelength | 1190 - 1320 nm |
|---|
| Nominal Refractive Index | 1.470 |
|---|
| Zero Dispersion Wavelength | 1312 ±12 nm |
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| Core/Cladding Concentricity | ≤ 0.5 µm |
|---|
| Coating Cladding Concentricity | ≤ 12 µm |
|---|
| Group Refractive Index 1310 nm | 1.4676 |
|---|
| Group Refractive Index 1550 nm | 1.4682 |
|---|
| Attenuation Uniformity Point Defect | ≤ 0.1 dB |
|---|
| Macrobending Loss 100 Turns 60mm 1625 nm | ≤0.05 dB/km |
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| Attenuation Uniformity Extended Variations | ≤ 0.1 dB |
|---|
| Effective Group Index of Refraction 1310 nm | 1.466 |
|---|
G652D fiber delivers a maximum attenuation of 0.21 dB/km at 1550nm, the primary wavelength for long-distance optical transmission. This low attenuation minimizes signal loss over extended distances, reducing the need for optical amplification and enabling cost-effective long-haul network deployments.
G652D incorporates enhanced low water peak technology that reduces attenuation at the 1383nm water absorption wavelength to 0.35 dB/km. This suppression enables reliable operation across the full C-band and L-band spectrum for coarse wavelength division multiplexing systems without signal degradation.
G652D features a 125.0 micrometer cladding diameter with a tolerance of plus or minus 0.7 micrometers. The entire spool undergoes tensile proof stress testing of 0.7 GPa minimum, equivalent to 1 percent strain. This mechanical robustness ensures the fiber withstands installation stresses and long-term deployment without degradation.
Yes, G652D maintains backward compatibility with earlier G652 fiber variants, enabling straightforward splicing during network repairs and upgrades. This compatibility eliminates the need for complete fiber replacement when extending or maintaining existing networks, reducing operational costs.
G652D conforms to IEC EN 60793-2-50 type B-652.D and ITU-T Recommendation G.652.D standards. These international standards ensure vendor interoperability, network reliability, and compatibility with equipment from multiple manufacturers across multi-vendor deployments.
G652D supports operation across multiple wavelength bands: 1310nm, 1383nm, 1460nm, 1550nm, and 1625nm. The fiber is optimized for 1310nm and 1550nm bands, with attenuation specifications of 0.35 dB/km and 0.21 dB/km respectively, enabling both traditional and modern transmission systems.
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